The best products come from a deep understanding of the problem, not just a desire to make something new.

解释：国家每做一件事必然是有毁谤也有赞美，忠臣把毁谤都加在自己身上，而把赞美都归于君主。

We’re not focused on the numbers. We’re focused on the things that produce the numbers.

小说是一面镜子，反映了人性和社会的复杂性。